The Confederated Tribes of the Colville Reservation Environmental Trust mission is to achieve & maintain a healthy environment with functioning ecological systems including biodiversity, clean water, clean air and healthy soils required to support plants, animals, tribal values and subsistence uses.

Okanogan River Airshed Partnership

We are seeking non-regulatory projects, programs, and partnerships in the Okanogan River airshed that increase our understanding of the PM2.5 air pollution and help to reduce it.